CMCore/inc/hgl/math/Matrix.h

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#ifndef HGL_ALGORITHM_MATH_VECTOR_MATRIX_INCLUDE
#define HGL_ALGORITHM_MATH_VECTOR_MATRIX_INCLUDE
#include<hgl/math/Vector.h>
#include<hgl/TypeFunc.h>
//注GLM/CML(OpenGLMode)是列矩阵,计算坐标matrix*pos
// 而MGL是行矩阵需要反过来pos*matrix
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#include<glm/gtc/matrix_transform.hpp>
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namespace hgl
{
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using Matrix3f=glm::mat3;
using Matrix4f=glm::mat4;
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using Matrix3x4f=glm::mat3x4;
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inline Matrix4f inverse(const Matrix4f &m)
{
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return glm::inverse(m);
}
inline Matrix4f transpose(const Matrix4f &m)
{
return glm::transpose(m);
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}
/**
*
* @param left
* @param right
* @param top
* @param bottom
* @param znear z值
* @param zfar z值
*/
Matrix4f ortho( float left,
float right,
float bottom,
float top,
float znear,
float zfar );
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/**
*
* @param width
* @param height
* @param znear z值
* @param zfar z值
*/
Matrix4f ortho(float width,float height,float znear,float zfar);
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/**
*
* @param width
* @param height
*/
Matrix4f ortho(float width,float height);
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/**
*
* @param aspect_ratio
* @param field_of_view
* @param znear
* @param zfar
*/
Matrix4f perspective( float field_of_view,
float aspect_ratio,
float znear,
float zfar);
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inline Matrix4f translate(const Vector3f &v)
{
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return glm::translate(Matrix4f(1.0f),v);
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}
inline Matrix4f translate(float x,float y,float z)
{
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return glm::translate(Matrix4f(1.0f),Vector3f(x,y,z));
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}
inline Matrix4f translate(float x,float y)
{
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return translate(x,y,1.0f);
}
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inline Matrix4f scale(const Vector3f &v)
{
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return glm::scale(Matrix4f(1.0f),v);
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}
inline Matrix4f scale(float x,float y,float z)
{
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return glm::scale(Matrix4f(1.0f),Vector3f(x,y,z));
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}
inline Matrix4f scale(float x,float y)
{
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return scale(x,y,1.0f);
}
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inline Matrix4f scale(float s)
{
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return glm::scale(Matrix4f(1.0f),Vector3f(s,s,s));
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}
inline Matrix4f rotate(float angle,const Vector3f &axis)
{
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return glm::rotate(Matrix4f(1.0f),angle,axis);
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}
inline Matrix4f rotate(float angle,float x,float y,float z)
{
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return glm::rotate(Matrix4f(1.0f),angle,Vector3f(x,y,z));
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}
inline Matrix4f rotate(float angle,float x,float y)
{
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return rotate(angle,x,y,1.0f);
}
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inline Matrix4f rotate(float angle,const Vector4f &axis)
{
return rotate(angle,Vector3f(axis.x,axis.y,axis.z));
}
inline Vector3f rotate(const Vector3f &v3f,float angle,const Vector3f &axis)
{
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Vector4f result = rotate(angle, axis)*Vector4f(v3f, 1.0f);
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return Vector3f(result.x,result.y,result.z);
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}
}//namespace hgl
#endif//HGL_ALGORITHM_MATH_VECTOR_MATRIX_INCLUDE